Stephen Fewer
08d1850bcc
git-svn-id: file:///home/svn/framework3/trunk@8745 4d416f70-5f16-0410-b530-b9f4589650da
47 lines
1.5 KiB
C++
47 lines
1.5 KiB
C++
/* Copyright (C) 2002-2005 RealVNC Ltd. All Rights Reserved.
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* Copyright (C) 2007 Constantin Kaplinsky. All Rights Reserved.
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*
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* This is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This software is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this software; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
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* USA.
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*/
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// Helper class managing dynamic linkage to DLL functions.
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#ifndef __RFB_WIN32_DYNAMICFN_H__
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#define __RFB_WIN32_DYNAMICFN_H__
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#include "stdhdrs.h"
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class DynamicFnBase {
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public:
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DynamicFnBase(const TCHAR* dllName, const char* fnName);
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~DynamicFnBase();
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bool isValid() const {return fnPtr != 0;}
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protected:
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void* fnPtr;
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HMODULE dllHandle;
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private:
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DynamicFnBase(const DynamicFnBase&);
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DynamicFnBase operator=(const DynamicFnBase&);
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};
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template<class T> class DynamicFn : public DynamicFnBase {
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public:
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DynamicFn(const TCHAR* dllName, const char* fnName) : DynamicFnBase(dllName, fnName) {}
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T operator *() const {return (T)fnPtr;};
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};
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#endif
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